From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lan Tianyu Subject: Discussion about virtual iommu support for Xen guest Date: Thu, 26 May 2016 16:29:46 +0800 Message-ID: <5746B3FA.6020401@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: jbeulich@suse.com, sstabellini@kernel.org, ian.jackson@eu.citrix.com, xen-devel@lists.xensource.com, kevin.tian@intel.com, "Dong, Eddie" , "Nakajima, Jun" , yang.zhang.wz@gmail.com, anthony.perard@citrix.com List-Id: xen-devel@lists.xenproject.org SGkgQWxsOgpXZSB0cnkgcHVzaGluZyB2aXJ0dWFsIGlvbW11IHN1cHBvcnQgZm9yIFhlbiBndWVz dCBhbmQgdGhlcmUgYXJlIHNvbWUKZmVhdHVyZXMgYmxvY2tlZCBieSBpdC4KCk1vdGl2YXRpb246 Ci0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCjEpIEFkZCBTVk0oU2hhcmVkIFZpcnR1YWwgTWVtb3J5 KSBzdXBwb3J0IGZvciBYZW4gZ3Vlc3QKVG8gc3VwcG9ydCBpR0ZYIHBhc3MtdGhyb3VnaCBmb3Ig U1ZNIGVuYWJsZWQgZGV2aWNlcywgaXQgcmVxdWlyZXMKdmlydHVhbCBpb21tdSBzdXBwb3J0IHRv IGVtdWxhdGUgcmVsYXRlZCByZWdpc3RlcnMgYW5kIGludGVyY2VwdC9oYW5kbGUKZ3Vlc3QgU1ZN IGNvbmZpZ3VyZSBpbiB0aGUgVk1NLgoKMikgSW5jcmVhc2UgbWF4IHZjcHUgc3VwcG9ydCBmb3Ig b25lIFZNLgoKU28gZmFyLCBtYXggdmNwdSBmb3IgWGVuIGh2bSBndWVzdCBpcyAxMjguIEZvciBI UEMoSGlnaCBQZXJmb3JtYW5jZQpDb21wdXRpbmcpIGNsb3VkIGNvbXB1dGluZywgaXQgcmVxdWly ZXMgbW9yZSB2Y3B1cyBzdXBwb3J0IGluIGEgc2luZ2xlClZNLiBUaGUgdXNhZ2UgbW9kZWwgaXMg dG8gY3JlYXRlIGp1c3Qgb25lIFZNIG9uIGEgbWFjaGluZSB3aXRoIHRoZQpzYW1lIG51bWJlciB2 Y3B1cyBhcyBsb2dpY2FsIGNwdXMgb24gdGhlIGhvc3QgYW5kIHBpbiB2Y3B1IG9uIGVhY2gKbG9n aWNhbCBjcHUgaW4gb3JkZXIgdG8gZ2V0IGdvb2QgY29tcHV0ZSBwZXJmb3JtYW5jZS4KCkludGVs IFhlb24gcGhpIEtOTChLbmlnaHRzIExhbmRpbmcpIGlzIGRlZGljYXRlZCB0byBIUEMgbWFya2V0 IGFuZApzdXBwb3J0cyAyODggbG9naWNhbCBjcHVzLiBTbyB3ZSBob3BlIFZNIGNhbiBzdXBwb3J0 IDI4OCB2Y3B1CnRvIG1lZXQgSFBDIHJlcXVpcmVtZW50LgoKQ3VycmVudCBMaW51eCBrZXJuZWwg cmVxdWlyZXMgSVIoaW50ZXJydXB0IHJlbWFwcGluZykgd2hlbiBNQVggQVBJQwpJRCBpcyA+IDI1 NSBiZWNhdXNlIGludGVycnVwdCBvbmx5IGNhbiBiZSBkZWxpdmVyZWQgYW1vbmcgMH4yNTUgY3B1 cwp3aXRob3V0IElSLiBJUiBpbiBWTSByZWxpZXMgb24gdGhlIHZpcnR1YWwgaW9tbXUgc3VwcG9y dC4KCktWTSBWaXJ0dWFsIGlvbW11IHN1cHBvcnQgc3RhdHVzCi0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLQpDdXJyZW50LCBRZW11IGhhcyBhIGJhc2ljIHZpcnR1YWwgaW9tbXUgdG8gZG8gYWRkcmVz cyB0cmFuc2xhdGlvbiBmb3IKdmlydHVhbCBkZXZpY2UgYW5kIGl0IG9ubHkgd29ya3MgZm9yIHRo ZSBRMzUgbWFjaGluZSB0eXBlLiBLVk0gcmV1c2VzIGl0CmFuZCBSZWRoYXQgaXMgYWRkaW5nIElS IHRvIHN1cHBvcnQgbW9yZSB0aGFuIDI1NSB2Y3B1cy4KCkhvdyB0byBhZGQgdmlydHVhbCBpb21t dSBmb3IgWGVuPwotLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCkZpcnN0IGlkZWEgY2FtZSB0byBt eSBtaW5kIGlzIHRvIHJldXNlIFFlbXUgdmlydHVhbCBpb21tdSBidXQgWGVuIGRpZG4ndApzdXBw b3J0IFEzNSBzbyBmYXIuIEVuYWJsaW5nIFEzNSBmb3IgWGVuIHNlZW1zIG5vdCBhIHNob3J0IHRl cm0gdGFzay4KQW50aG9ueSBkaWQgc29tZSByZWxhdGVkIGpvYnMgYmVmb3JlLgoKSSdkIGxpa2Ug dG8gc2VlIHlvdXIgY29tbWVudHMgYWJvdXQgaG93IHRvIGltcGxlbWVudCB2aXJ0dWFsIGlvbW11 IGZvciBYZW4uCgoxKSBSZXVzZSBRZW11IHZpcnR1YWwgaW9tbXUgb3Igd3JpdGUgYSBzZXBhcmF0 ZSBvbmUgZm9yIFhlbj8KMikgRW5hYmxlIFEzNSBmb3IgWGVuIHRvIHJldXNlIFFlbXUgdmlydHVh bCBpb21tdT8KCllvdXIgY29tbWVudHMgYXJlIHZlcnkgYXBwcmVjaWF0ZWQuIFRoYW5rcyBhIGxv dC4KLS0gCkJlc3QgcmVnYXJkcwpUaWFueXUgTGFuCgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBs aXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=